Trachodon
/ˈtrakə(ʊ)dɒn/Palaeontology. Now chiefly historical
noun
A group of duck-billed dinosaurs or hadrosaurs; (also trachodon) a dinosaur of this group.
- The group was formerly treated as a genus, but the concept was based on doubtful fossil evidence and is no longer in technical use; it still appears as a genus in non-technical contexts..
Origin
Mid 19th century; earliest use found in Proceedings of the Academy of Natural Sciences of Philadelphia. From scientific Latin Trachodon, former genus name from ancient Greek τραχύς rough + scientific Latin -odon.
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